If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7x2 + 4x + 2 = 0 Reorder the terms: 2 + 4x + 7x2 = 0 Solving 2 + 4x + 7x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 7 the coefficient of the squared term: Divide each side by '7'. 0.2857142857 + 0.5714285714x + x2 = 0 Move the constant term to the right: Add '-0.2857142857' to each side of the equation. 0.2857142857 + 0.5714285714x + -0.2857142857 + x2 = 0 + -0.2857142857 Reorder the terms: 0.2857142857 + -0.2857142857 + 0.5714285714x + x2 = 0 + -0.2857142857 Combine like terms: 0.2857142857 + -0.2857142857 = 0.0000000000 0.0000000000 + 0.5714285714x + x2 = 0 + -0.2857142857 0.5714285714x + x2 = 0 + -0.2857142857 Combine like terms: 0 + -0.2857142857 = -0.2857142857 0.5714285714x + x2 = -0.2857142857 The x term is 0.5714285714x. Take half its coefficient (0.2857142857). Square it (0.08163265305) and add it to both sides. Add '0.08163265305' to each side of the equation. 0.5714285714x + 0.08163265305 + x2 = -0.2857142857 + 0.08163265305 Reorder the terms: 0.08163265305 + 0.5714285714x + x2 = -0.2857142857 + 0.08163265305 Combine like terms: -0.2857142857 + 0.08163265305 = -0.20408163265 0.08163265305 + 0.5714285714x + x2 = -0.20408163265 Factor a perfect square on the left side: (x + 0.2857142857)(x + 0.2857142857) = -0.20408163265 Can't calculate square root of the right side. The solution to this equation could not be determined.
| 5.34x=10.67*100 | | 5z-4=8+9z | | 10.67x=5.34*100 | | 10.3+2.82=9.7x+2.78 | | 4y-3=24+y | | 72=9x | | 28*40=24(2x+2) | | m-5n-6=0 | | 3(1.333333333+0.6666666667y)=2y+4 | | 6x=5-7y | | 3x=2y+4 | | 6m-20n-26=0 | | 3x+11x=98 | | 0.4(5-0.4n)=3.2 | | x+4(-4.5+-0.25x)=-18 | | 3x+6y=-42 | | 4y=-18-x | | 9.3+23.18=-10.7x+22.64 | | .04(5-.4n)=-3.2 | | -4x-16=-76 | | 4x+16y=8 | | 4x(6+-5y)+3y=7 | | x+8y=-56 | | 0.4(5-.04n)=3.2 | | -45=3+8x | | 6-5y+5y=6 | | 16*25=8(-2x) | | x(6+-5y)+5y=6 | | -45=-3+8x | | 8x+3y=82 | | (x+4)(5x+2)=-13 | | 6+-5y+5y=6 |